Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – XIAOMI Wanbo T6max 1080P Projector 2/16GB [EU] (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (249.99 USD): BGWBAT6M
Coupon (255.99 USD): BGDFWG52
Coupon (259.99 USD): BGWBRT6M
Coupon (259.99 USD): BGTAM66
Coupon (259.99 USD): BGAL552
Coupon (275.99 USD): BGDIH520
Coupon (336.59 USD): BGProj
(CouponsFromChina.com tip: just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGPROBuscape, BGZWBT66, BGHU1520, BG20554a, BGZEI552, BGT55520, BGETI552, BGAFFWB521, BGAFFWB522, BGFSNBV, BGAFF5522, BGAFF5523, BGJPI552, BGAProjector, BGSTPJ552, BGZUZU520, BGBWITHUS02, BGprtecmundo, BGDHOIWS, BGEZB552, BGe97c26, BGVBSRR, BGSCGA, BGVNT552, BGZAQR, BGtech552, BGZESMO, BGES655, BGc98e41, BG6f0684, BGPL5552, BG4d5180, BGHIFG164, BGizchina03, BGizchina031, BG589b2e, BGSaleFeb8, BGSaleAD, BGMARCHSALE, BGProjcc
(these codes were not working in latest coupon update, but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – XIAOMI Wanbo T6max 1080P Projector 2/16GB [EU] (-3 USD)
Price history and price alert
Check out price history chart (for all/most countries) for XIAOMI Wanbo T6max 1080P Projector 2/16GB.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).